Home / 27,495.32-37,897.29-21,032.74

Finding the Fourth Proportional to 27,495.32, 37,897.29 and 21,032.74

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Solution

The fourth proportional to 27,495.32, 37,897.29 and 21,032.74 is: 28,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,495.32 : 37,897.29 = 21,032.74 : x
  2. Step 2: Convert to fraction form
    27,495.32/37,897.29 = 21,032.74/x
  3. Step 3: Cross multiply
    27,495.32x = 37,897.29 × 21,032.74
  4. Step 4: Simplify right side
    27,495.32x = 797,083,752.53
  5. Step 5: Solve for x
    x = 797,083,752.53/27,495.32
  6. Step 6: Final answer
    x = 28,989.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.